Features: Maximizes solar energy efficiency with our MPPT Solar Charge Controller, featuring93% conversion efficiency and automatic trackings for optimal power output from your 8-28V panel. Industrial design with continuously adjustable DC5-26V output and LED indicators for real time charging status monitoring. Essential for enthusiasts, car owners, and DIY solar project builders requiring precise charging for lithiums batteries. Optimizes solar harvests in cabins, boats, or mobile power stations using its 5A current capacity and charging with automatic low voltages recovery. Engineered with antireverse protections and high frequency, this controller ensures safe, stable charging while extending battery lifespans through intelligent MPPT. Specifications: Component:ABS Size:Approx.57x36mm/2.24x1.42inch Input voltages: DC8-28V Input voltages. (Disable input of power) Output voltages: DC5-26V stepless adjustable input If you need a lower output voltages, please contact store owner. Can charge 6V or 12 batteries or 8.4V, 12.6V, 16.8V lithiums batteries 7.2V, 10.8V, 14.4V lithiums phosphate battery Load adjustment rate: ±1% voltages adjustment rate: ±0.5% Output current: 2A/5A Conversion efficiency: most:93% Peakness:95% Different lighting conditions vary. Package Includes: 1pc Solar Charging Board note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.